Home / 53,415,658.92-73,690,205.40-31,379,217.27

Finding the Fourth Proportional to 53,415,658.92, 73,690,205.40 and 31,379,217.27

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Solution

The fourth proportional to 53,415,658.92, 73,690,205.40 and 31,379,217.27 is: 43,289,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,658.92 : 73,690,205.40 = 31,379,217.27 : x
  2. Step 2: Convert to fraction form
    53,415,658.92/73,690,205.40 = 31,379,217.27/x
  3. Step 3: Cross multiply
    53,415,658.92x = 73,690,205.40 × 31,379,217.27
  4. Step 4: Simplify right side
    53,415,658.92x = 2,312,340,965,917,527.50
  5. Step 5: Solve for x
    x = 2,312,340,965,917,527.50/53,415,658.92
  6. Step 6: Final answer
    x = 43,289,571.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.